#!/bin/bash

# Root-Rechte prüfen
if [ "$(id -u)" -ne 0 ]; then
    echo "❌ Bitte als root ausführen!"
    exit 1
fi

apt update && apt upgrade -y
apt install -y git sudo 7zip unrar unzip network-manager software-properties-common tree bluetooth wget curl

# sbin in Path
read -p "❓ Soll sbin für sudo-Nutzer in den PATH aufgenommen werden? (j/n) [n]: " answer
answer=${answer,,}  # In Kleinbuchstaben umwandeln
answer=${answer:-n} # Standardwert 'n', falls leer

if [[ "$answer" == "j" ]] || [[ "$answer" == "y" ]]; then
    cat << 'EOF' > /etc/profile.d/sbin_in_path.sh
if groups | grep -q "\bsudo\b"; then
    case ":$PATH:" in
        *":/sbin:"*) ;;
        *) export PATH="$PATH:/sbin" ;;
    esac
    case ":$PATH:" in
        *":/usr/sbin:"*) ;;
        *) export PATH="$PATH:/usr/sbin" ;;
    esac
fi
EOF

    echo "ℹ️ sbin wurde zum PATH für sudo-Nutzer hinzugefügt."
fi

# sudo-Hinweis
read -p "❓ Soll ein sudo-Hinweis hinzugefügt werden? (j/n) [n]: " answer
answer=${answer,,}  # In Kleinbuchstaben umwandeln
answer=${answer:-n} # Standardwert 'n', falls leer

if [[ "$answer" == "j" ]] || [[ "$answer" == "y" ]]; then
    cat << 'EOF' > /etc/profile.d/sudo_hint.sh
if [ ! -e "$HOME/.sudo_as_admin_successful" ] && [ ! -e "$HOME/.hushlogin" ] ; then
    case " $(groups) " in *\ admin\ *|*\ sudo\ *)
        if [ -x /usr/bin/sudo ]; then
            echo 'To run a command as administrator (user "root"), use "sudo <command>".'
            echo 'See "man sudo_root" for details.'
        fi
    esac
fi
EOF

    echo "ℹ️ sudo-Hinweis wurde hinzugefügt!"
fi

# sudo-Hinweis
read -p "❓ Sollen die XDG-Data-Dirs gesetzt werden? (j/n) [n]: " answer
answer=${answer,,}  # In Kleinbuchstaben umwandeln
answer=${answer:-n} # Standardwert 'n', falls leer

if [[ "$answer" == "j" ]] || [[ "$answer" == "y" ]]; then
    cat << 'EOF' > /etc/profile.d/xdg_dirs_desktop_session.sh
# /etc/profile.d/desktop_session_xdg_dirs.sh - Prepend a $DESKTOP_SESSION-named directory to $XDG_CONFIG_DIRS and $XDG_DATA_DIRS

DEFAULT_XDG_CONFIG_DIRS="/etc/xdg"
DEFAULT_XDG_DATA_DIRS="/usr/local/share/:/usr/share/"

if [ -n "$DESKTOP_SESSION" ]; then
  # readd default if was empty
  if [ -z "$XDG_CONFIG_DIRS" ]; then
    XDG_CONFIG_DIRS="$DEFAULT_XDG_CONFIG_DIRS"
  fi
  if [ -n "${XDG_CONFIG_DIRS##*$DEFAULT_XDG_CONFIG_DIRS/xdg-$DESKTOP_SESSION*}" ]; then
    XDG_CONFIG_DIRS="$DEFAULT_XDG_CONFIG_DIRS"/xdg-"$DESKTOP_SESSION":"$XDG_CONFIG_DIRS"
  fi
  export XDG_CONFIG_DIRS
  # gnome is already added if gnome-session installed
  if [ "$DESKTOP_SESSION" != "gnome" ]; then
     if [ -z "$XDG_DATA_DIRS" ]; then
       XDG_DATA_DIRS="$DEFAULT_XDG_DATA_DIRS"
     fi
     if [ -n "${XDG_DATA_DIRS##*/usr/share/$DESKTOP_SESSION*}" ]; then
       XDG_DATA_DIRS=/usr/share/"$DESKTOP_SESSION":"$XDG_DATA_DIRS"
     fi
     export XDG_DATA_DIRS
  fi
fi
EOF

    echo "ℹ️ XDG-Data-Dirs wurden gesetzt!"
fi

chmod +x /etc/profile.d/*

# Passwort root
read -p "❓ Soll ein Passwort für root gesetzt werden? (j/n) [n]: " answer
answer=${answer,,}  # In Kleinbuchstaben umwandeln
answer=${answer:-n} # Standardwert 'n', falls leer

if [[ "$answer" == "j" ]] || [[ "$answer" == "y" ]]; then
    passwd root
fi

echo "✅ Abgeschlossen. Zum Anwenden der Änderungen bitte neu einloggen!"